koncorde
Version:
Supersonic reverse matching engine
54 lines (50 loc) • 1.71 kB
JavaScript
/*
* Kuzzle, a backend software, self-hostable and ready to use
* to power modern apps
*
* Copyright 2015-2021 Kuzzle
* mailto: support AT kuzzle.io
* website: http://kuzzle.io
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* Updates the matched filters according to the provided data
* O(n) with n the number of document keys
*
* @param {FieldOperand} operand - content of all conditions to be tested
* @param {object} testTables - test tables to update when a filter matches the document
* @param {object} document
*/
function MatchNotExists (operand, testTables, document) {
for (const [key, field] of operand.fields.entries()) {
if (document[key] === undefined) {
testTables.addMatch(field.subfilters);
}
if (Array.isArray(document[key])) {
for (const entry of field.values) {
if (!document[key].includes(entry[0])) {
testTables.addMatch(entry[1]);
}
}
}
else {
// if a field is missing, or not an array,
// then all possible array values are missing too
for (const value of field.values.values()) {
testTables.addMatch(value);
}
}
}
}
module.exports = MatchNotExists;